CN114274866A - Dimming actuator for automobile headlamp - Google Patents
Dimming actuator for automobile headlamp Download PDFInfo
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- CN114274866A CN114274866A CN202111667996.8A CN202111667996A CN114274866A CN 114274866 A CN114274866 A CN 114274866A CN 202111667996 A CN202111667996 A CN 202111667996A CN 114274866 A CN114274866 A CN 114274866A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The invention relates to the technical field of automobile parts, in particular to a dimming actuator for an automobile headlamp, which comprises a shell, an adjusting mechanism, a lampshade installing mechanism, a sealing mechanism, two heat dissipation mechanisms and two abutting mechanisms, wherein a through hole communicated with the inside of the outer wall of the shell is formed in the center of the outer wall of the shell, the adjusting mechanism is installed inside the shell, one end of the adjusting mechanism penetrates through the through hole and extends to the outside of the shell, the lampshade installing mechanism is arranged on the outer wall of the shell, the sealing mechanism is arranged at the top end of the shell, the two heat dissipation mechanisms are symmetrically arranged on the outer wall of the shell, the two abutting mechanisms are symmetrically arranged at the tops of the two heat dissipation mechanisms, and one ends of the two abutting mechanisms are abutted against the top end of the sealing mechanism.
Description
Technical Field
The invention relates to the technical field of automobile parts, in particular to a dimming actuator for an automobile headlamp.
Background
The executor function of adjusting luminance is used in car headlamp the inside, and the function of the executor of adjusting luminance is for adjusting light angle, avoids the angle that light shines too high or low excessively, prevents that the opposite vehicle from producing dazzling problem to improve the illuminating effect of headlight.
The current dimming actuator for automobile headlamps is in the use, in case dimming actuator is inside to break down, need dismantle the maintenance to whole dimming actuator and headlamp, and is very inconvenient, and it is inside that rainwater easily gets into through the louvre of dimming actuator simultaneously under the rainy weather, causes the inside electrical components of dimming actuator to burn out.
Disclosure of Invention
The invention aims to provide a dimming actuator for an automobile headlamp, which aims to solve the problems that the whole dimming actuator and the headlamp are inconvenient to disassemble and maintain due to the fact that faults occur inside the dimming actuator in the background technology, and meanwhile rainwater easily enters the dimming actuator through a heat dissipation hole of the dimming actuator in rainy days to cause burning of electrical components inside the dimming actuator.
The technical scheme of the invention is as follows:
the utility model provides an automotive headlamps is with executor of adjusting luminance, includes casing, adjustment mechanism, lamp shade installation mechanism, sealing mechanism, two heat dissipation mechanisms and two conflict mechanisms, the outer wall center department of casing is equipped with rather than inside and is linked together the through-hole, adjustment mechanism installs the inside at the casing to adjustment mechanism's one end is passed the outside that the through-hole extends to the casing, lamp shade installation mechanism sets up on the outer wall of casing, sealing mechanism sets up on the top of casing, two heat dissipation mechanism symmetry sets up on the outer wall of casing, two conflict mechanism symmetry sets up at the top of two heat dissipation mechanisms to the one end of two conflict mechanisms all contradicts with sealing mechanism's top.
Further, adjustment mechanism includes base, revolving stage, arc rack, rotating electrical machines, rotating gear, montant, bears the dish and headlight subassembly, the base sets up the inside bottom at the casing, the revolving stage rotates the top of installing at the base, the arc rack is installed on the top outer wall of revolving stage, the vertical top that sets up at the base of rotating electrical machines, rotating gear installs on rotating electrical machines's output shaft to rotating gear and arc rack toothing, the vertical top center department that sets up at the revolving stage of montant, bear the dish and install the top at the montant, headlight subassembly installation is at the top of bearing the dish to the one end of headlight subassembly passes the through-hole and extends to the outside of casing.
Furthermore, the headlight assembly comprises a bearing seat, an adjusting shaft, a lamp holder, a headlight body, an adjusting handle, a sector gear and a driving part, wherein the bearing seat is arranged at the top of the bearing disc, the adjusting shaft is rotatably arranged at the top end of the bearing seat, one end of the adjusting shaft extends to the outside of the bearing seat, the lamp holder is arranged on the adjusting shaft, the tail end of the headlight body is arranged on the lamp holder, the head end of the headlight body penetrates through the through hole to extend to the outside of the shell, the adjusting handle is arranged at one end of the adjusting shaft extending to the outside of the bearing seat, the sector gear is arranged at the bottom of the adjusting handle, the driving part is arranged on the outer wall of the bearing seat, and the driving part is used for driving the adjusting handle to rotate.
Furthermore, the driving part comprises a transverse plate, a guide rail, a moving block, an adjusting rack, an electric push rod and a push block, the transverse plate is horizontally arranged on the outer wall of the bearing seat, the guide rail is horizontally arranged at the top of the transverse plate, the moving block is slidably arranged on the guide rail, the adjusting rack is horizontally arranged at the top of the moving block, the adjusting rack is meshed with the sector gear, the push block is arranged on the outer wall of the moving block, the electric push rod is horizontally arranged at the top of the transverse plate, and the output end of the electric push rod is connected with the push block.
Further, the lampshade mounting mechanism comprises an L-shaped plate, a bidirectional screw rod sliding table, a lampshade body and two mounting assemblies, the lampshade body is arranged on the outer wall of the shell, the headlamp body is covered in the lampshade body, two groups of clamping grooves are symmetrically arranged on the outer wall of the lampshade body, the L-shaped plate is arranged on the outer wall of the bottom end of the shell, the bidirectional screw rod sliding table is horizontally arranged at the top of the L-shaped plate, the two mounting assemblies are respectively arranged on the two moving ends of the bidirectional screw rod sliding table, the top ends of the two mounting components are respectively inserted with the two groups of clamping grooves, each mounting component comprises a mounting column and an arc-shaped plate, the vertical setting of erection column is served in the removal of two-way lead screw slip table, the arc sets up the top at the erection column, one side that the arc is close to the lamp shade body is equipped with the latch, the latch is pegged graft with the draw-in groove.
Furthermore, each heat dissipation mechanism comprises a heat dissipation cover, a rotating motor, a chain and a plurality of rotating assemblies, the heat dissipation cover is arranged on the outer wall of the shell, the inside of the heat dissipation cover is communicated with the inside of the shell, the plurality of rotating assemblies are arranged in the heat dissipation cover at equal intervals, the top ends of the plurality of rotating assemblies extend to the outside of the heat dissipation cover, each rotating assembly comprises a rotating cylinder, a chain wheel, an upper rotating shaft and a lower rotating shaft, the upper rotating shaft is rotatably arranged at the top end of the inside of the heat dissipation cover, the top end of the upper rotating shaft extends to the outside of the heat dissipation cover, the lower rotating shaft is rotatably arranged at the bottom end of the inside of the heat dissipation cover, the rotating cylinder is arranged in the heat dissipation cover, the upper end and the lower end of the rotating cylinder are respectively connected with the upper rotating shaft and the lower rotating shaft, a rectangular through groove is formed in the rotating cylinder, and the chain wheel is arranged at the top end of the upper rotating shaft, the vertical setting of rotation motor is at the top of heat exchanger to the output shaft that rotates the motor is connected with the last rotation axis among one of them runner assembly, the chain cover is established in the outside of the sprocket among a plurality of runner assembly, be equipped with the radiating groove that a plurality of equidistant setting on the outer wall of heat exchanger, a plurality of the rectangular through groove one-to-one on the rotating cylinder among radiating groove and a plurality of runner assembly, be equipped with the filter screen in the radiating groove.
Furthermore, the bottom end of the inside of the heat dissipation cover is provided with a water retaining inclined plate, the bottom of the heat dissipation cover is provided with a drain pipe communicated with the inside of the heat dissipation cover, and the drain pipe is provided with a one-way valve.
Further, sealing mechanism includes sealed lid, four fixed blocks, four plug bushes and four insert the post, four the fixed block is the rectangular distribution on the inside top of casing, four the plug bush sets up the top at four fixed blocks respectively, sealed lid overlap joint is four at the top of casing insert the post and be the rectangular distribution in the bottom of sealed lid to four plug posts are pegged graft with four plug bushes, the top symmetry of sealed lid is provided with two conflict recesses.
Further, every conflict mechanism all includes connecting axle, conflict layering, rotation handle, support frame and spacing compressing tightly subassembly, the connecting axle rotates and installs the top at the heat exchanger that looses, the tail end of conflict layering is installed on the connecting axle, the head end of conflict layering is contradicted with the conflict recess, rotate the top at the connecting axle at the handle installation, the top of rotating the handle is equipped with the spacing groove, the support frame erects the top at the heat exchanger that looses, spacing compressing tightly the top at the support frame of unit mount to spacing compressing tightly the bottom of subassembly and spacing groove peg graft.
Furthermore, the limiting compression assembly comprises a pull rod, a compression block, a pulling handle and a connecting spring, the pull rod is slidably mounted at the top end of the support frame, the compression block is arranged at the bottom of the pull rod and is connected with the limiting groove in an inserting mode, the pulling handle is mounted at the top of the pull rod, the connecting spring is sleeved outside the pull rod, and two ends of the connecting spring are connected with the support frame and the compression block respectively.
The invention provides a dimming actuator for an automobile headlamp through improvement, and compared with the prior art, the dimming actuator has the following improvements and advantages:
one is as follows: when the headlamp body needs to be maintained and replaced, the mounting column and the arc-shaped plate are driven to move only by the operation of the bidirectional screw rod sliding table, the arc-shaped plate drives the clamping teeth to move, the clamping teeth move to be separated from the clamping grooves, then the lampshade body is manually taken down, when the interior of the shell needs to be maintained, only the two abutting mechanisms need to be manually rotated, one ends of the two abutting mechanisms rotate to be separated from the two abutting grooves, then the sealing cover is manually taken out, the operation is very convenient, and the sealing cover does not need to be detached by other tools.
The second step is as follows: according to the invention, external gas enters the heat dissipation cover through the filter screen, the heat dissipation grooves and the rectangular through grooves, the filter screen filters dust and impurities in the gas, the gas entering the heat dissipation cover finally enters the shell to dissipate heat, so that the problem that a large amount of heat generated during the operation of the headlamp body cannot be discharged is avoided, when rainwater is in the weather, the rotating motor operates to drive the upper rotating shaft in one of the rotating assemblies to rotate, the upper rotating shaft drives the upper rotating shafts in the plurality of rotating assemblies to synchronously rotate by using the chain wheel and the chain, the upper rotating shaft finally drives the rotating cylinder and the lower rotating shaft to synchronously rotate, the rotating cylinder drives the rectangular through grooves to rotate until the rectangular through grooves are separated from the heat dissipation grooves, at the moment, the external gas and rainwater cannot enter the heat dissipation cover through the heat dissipation grooves, and the rainwater is prevented from finally entering the shell to cause burning of electric appliance elements.
And thirdly: the water retaining sloping plate blocks rainwater which possibly enters the heat dissipation cover through the gap, the drain pipe can drain the rainwater in the heat dissipation cover, and the one-way valve is used for controlling the flow direction in the drain pipe.
Fourthly, the method comprises the following steps: according to the invention, the pulling handle is pulled manually, the pulling handle drives the pulling rod to move upwards, the pulling rod drives the pressing block to move upwards, the pressing block moves upwards to be separated from the limiting groove, at the moment, the connecting spring is stressed to be compressed and deformed between the pressing block and the supporting frame, after the rotation of the rotating handle is completed, the pulling handle is loosened manually, the connecting spring releases elasticity to quickly eject the pressing block into the limiting groove, and the limiting of the rotating handle can be realized.
Drawings
The invention is further explained below with reference to the figures and examples:
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a partial cross-sectional view of the first embodiment of the present invention;
FIG. 4 is a first perspective view of the adjustment mechanism of the present invention;
FIG. 5 is a schematic perspective view of the second embodiment of the adjusting mechanism of the present invention;
FIG. 6 is a third schematic perspective view of the adjustment mechanism of the present invention;
fig. 7 is a schematic perspective view of the lampshade body according to the invention;
FIG. 8 is a schematic perspective view of the heat dissipation mechanism of the present invention;
FIG. 9 is a partial perspective view of the heat dissipation mechanism of the present invention;
FIG. 10 is a schematic perspective view of a heat sink cover according to the present invention;
FIG. 11 is a partial sectional view of the second embodiment of the present invention;
fig. 12 is a partial perspective view of the interference mechanism of the present invention.
Description of reference numerals:
the lamp holder comprises a shell 1, a through hole 11, an adjusting mechanism 2, a base 21, a rotating platform 22, an arc-shaped rack 23, a rotating motor 24, a rotating gear 25, a vertical rod 26, a bearing disc 27, a headlamp assembly 28, a bearing seat 281, an adjusting shaft 282, a lamp holder 283, a headlamp body 284, an adjusting handle 285, a sector gear 286, a driving part 287, a horizontal plate 288, a guide rail 289, a moving block 2891, an adjusting rack 2892, an electric push rod 2893, a push block 2894, a lampshade mounting mechanism 3, an L-shaped plate 31, a two-way screw rod 32, a lampshade body 33, a clamping groove 331, a mounting assembly 34, a mounting column 341, an arc-shaped plate 342, a clamping tooth 343, a sealing mechanism 4, a sealing cover 41, a fixing block 42, a plug bush 43, a plug column 44, an interference groove 45, a heat dissipation mechanism 5, a heat dissipation cover 51, a heat dissipation groove 511, a filter screen 512, a water blocking inclined plate 513, a drain pipe 514, a one-way valve 515, a rotating motor 52, a chain 53 and a rotating assembly 54, the pressing mechanism comprises a rotating cylinder 55, a rectangular through groove 551, a chain wheel 56, an upper rotating shaft 57, a lower rotating shaft 58, an abutting mechanism 6, a connecting shaft 61, an abutting pressing strip 62, a rotating handle 63, a limiting groove 631, a supporting frame 64, a limiting pressing component 65, a pull rod 651, a pressing block 652, a pulling handle 653 and a connecting spring 654.
Detailed Description
The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a dimming actuator for an automobile headlamp through improvement, as shown in fig. 1-12, the dimming actuator comprises a shell 1, an adjusting mechanism 2, a lampshade installation mechanism 3, a sealing mechanism 4, two heat dissipation mechanisms 5 and two abutting mechanisms 6, a through hole 11 communicated with the inside of the outer wall of the shell 1 is arranged in the center of the outer wall of the shell 1, the adjusting mechanism 2 is installed in the shell 1, one end of the adjusting mechanism 2 penetrates through the through hole 11 and extends to the outside of the shell 1, the lampshade installation mechanism 3 is arranged on the outer wall of the shell 1, the sealing mechanism 4 is arranged at the top end of the shell 1, the two heat dissipation mechanisms 5 are symmetrically arranged on the outer wall of the shell 1, the two abutting mechanisms 6 are symmetrically arranged at the tops of the two heat dissipation mechanisms 5, and one ends of the two abutting mechanisms 6 are abutted against the top end of the sealing mechanism 4.
Specifically, the adjusting mechanism 2 includes a base 21, a rotating platform 22, an arc-shaped rack 23, a rotating motor 24, a rotating gear 25, a vertical rod 26, a bearing disc 27 and a headlamp assembly 28, the base 21 is disposed at the inner bottom end of the housing 1, the rotating platform 22 is rotatably mounted at the top of the base 21, the arc-shaped rack 23 is mounted on the outer wall of the top end of the rotating platform 22, the rotating motor 24 is vertically disposed at the top of the base 21, the rotating gear 25 is mounted on the output shaft of the rotating motor 24, the rotating gear 25 is meshed with the arc-shaped rack 23, the vertical rod 26 is vertically disposed at the center of the top of the rotating platform 22, the bearing disc 27 is mounted at the top of the vertical rod 26, the headlamp assembly 28 is mounted at the top of the bearing disc 27, and one end of the headlamp assembly 28 extends to the outside of the housing 1 through the through hole 11; the rotary motor 24 works to drive the rotary gear 25 to rotate, the rotary gear 25 drives the arc-shaped rack 23 to rotate, the arc-shaped rack 23 drives the rotary table 22 to rotate, the rotary table 22 finally drives the bearing disc 27 and the headlamp assembly 28 to rotate, the headlamp body 284 in the headlamp assembly 28 realizes transverse rotation adjustment, and the transverse rotation direction of the headlamp body 284 in the headlamp assembly 28 is controlled by the forward rotation and the reverse rotation of the rotary motor 24.
Specifically, the headlamp assembly 28 includes a bearing seat 281, an adjusting shaft 282, a lamp holder 283, a headlamp body 284, an adjusting handle 285, a sector gear 286 and a driving member 287, wherein the bearing seat 281 is disposed on the top of the bearing disc 27, the adjusting shaft 282 is rotatably mounted on the top end of the bearing seat 281, one end of the adjusting shaft 282 extends to the outside of the bearing seat 281, the lamp holder 283 is mounted on the adjusting shaft 282, the tail end of the headlamp body 284 is mounted on the lamp holder 283, the head end of the headlamp body 284 extends to the outside of the housing 1 through the through hole 11, the adjusting handle 285 is mounted on one end of the adjusting shaft 282 extending to the outside of the bearing seat 281, the sector gear 286 is mounted on the bottom of the adjusting handle 285, the driving member 287 is mounted on the outer wall of the bearing seat 281, and the driving member 287 is used for driving the adjusting handle 285 to rotate; the sector gear 286 and the adjusting handle 285 are driven to rotate through the work of the driving part 287, the adjusting handle 285 drives the adjusting shaft 282 and the lamp holder 283 to rotate, and the lamp holder 283 drives the headlamp body 284 to realize vertical rotation adjustment.
Specifically, the driving member 287 includes a transverse plate 288, a guide rail 289, a moving block 2891, an adjusting rack 2892, an electric push rod 2893 and a push block 2894, the transverse plate 288 is horizontally arranged on the outer wall of the bearing seat 281, the guide rail 289 is horizontally arranged on the top of the transverse plate 288, the moving block 2891 is slidably mounted on the guide rail 289, the adjusting rack 2892 is horizontally arranged on the top of the moving block 2891, the adjusting rack 2892 is meshed with the sector gear 286, the push block 2894 is mounted on the outer wall of the moving block 2891, the electric push rod 2893 is horizontally arranged on the top of the transverse plate 288, and the output end of the electric push rod 2893 is connected with the push block 2894; work through electric putter 2893 drives ejector pad 2894 and removes, and ejector pad 2894 drives movable block 2891 and slides on guide rail 289, and movable block 2891 utilizes adjusting rack 2892 to drive sector gear 286 and rotates, and electric putter 2893 drives ejector pad 2894 forward and backward movement controls the vertical direction of rotation of head-light body 284.
Specifically, the lamp shade mounting mechanism 3 includes an L-shaped plate 31, a bidirectional screw rod sliding table 32, a lamp shade body 33 and two mounting assemblies 34, the lamp shade body 33 is disposed on the outer wall of the housing 1, and the headlamp body 284 is covered by the lamp shade body 33, two sets of clamping grooves 331 are symmetrically disposed on the outer wall of the lamp shade body 33, the L-shaped plate 31 is mounted on the outer wall of the bottom end of the housing 1, the bidirectional screw rod sliding table 32 is horizontally disposed at the top of the L-shaped plate 31, the two mounting assemblies 34 are respectively disposed on two moving ends of the bidirectional screw rod sliding table 32, and the top ends of the two mounting assemblies 34 are respectively plugged with the two sets of clamping grooves 331, each mounting assembly 34 includes a mounting column 341 and an arc-shaped plate 342, the mounting column 341 is vertically disposed on the moving end of the bidirectional screw rod sliding table 32, the arc-shaped plate 342 is disposed at the top of the mounting column 341, a latch 343 is arranged on one side of the arc-shaped plate 342 close to the lampshade body 33, and the latch 343 is inserted into the clamping groove 331; two installation component 34 relative movement are driven through two-way lead screw slip table 32 work, two installation component 34 relative movement peg graft two sets of draw-in grooves 331, and then realize installing lamp shade body 33 on casing 1's outer wall, when the headlamp body 284 needs to be maintained and changed, only need two-way lead screw slip table 32 work to drive erection column 341 and arc 342 and move, arc 342 drives latch 343 and removes, latch 343 removes to separating with draw-in groove 331, then the manual work take off lamp shade body 33 can, it is very convenient.
Specifically, each of the heat dissipation mechanisms 5 includes a heat dissipation cover 51, a rotating motor 52, a chain 53 and a plurality of rotating assemblies 54, the heat dissipation cover 51 is installed on the outer wall of the casing 1, the interior of the heat dissipation cover 51 is communicated with the interior of the casing 1, the plurality of rotating assemblies 54 are arranged in the heat dissipation cover 51 at equal intervals, the top ends of the plurality of rotating assemblies 54 extend to the exterior of the heat dissipation cover 51, each of the rotating assemblies 54 includes a rotating cylinder 55, a chain wheel 56, an upper rotating shaft 57 and a lower rotating shaft 58, the upper rotating shaft 57 is rotatably installed at the top end of the interior of the heat dissipation cover 51, the top end of the upper rotating shaft 57 extends to the exterior of the heat dissipation cover 51, the lower rotating shaft 58 is rotatably installed at the bottom end of the interior of the heat dissipation cover 51, the rotating cylinder 55 is arranged in the heat dissipation cover 51, and the upper and lower ends of the rotating cylinder 55 are respectively connected with the upper rotating shaft 57 and the lower rotating shaft 58, the rotating cylinder 55 is provided with rectangular through grooves 551, the chain wheel 56 is mounted at the top end of the upper rotating shaft 57, the rotating motor 52 is vertically arranged at the top of the heat dissipation cover 51, the output shaft of the rotating motor 52 is connected with the upper rotating shaft 57 in one of the rotating assemblies 54, the chain 53 is sleeved outside the chain wheels 56 in the rotating assemblies 54, the outer wall of the heat dissipation cover 51 is provided with a plurality of heat dissipation grooves 511 which are arranged at equal intervals, the heat dissipation grooves 511 are in one-to-one correspondence with the rectangular through grooves 551 on the rotating cylinder 55 in the rotating assemblies 54, and the heat dissipation grooves 511 are internally provided with filter screens 512; the external air enters the heat dissipation cover 51 through the filter screen 512, the heat dissipation groove 511 and the rectangular through groove 551, the filter screen 512 filters dust and impurities in the air, the air entering the heat dissipation cover 51 finally enters the housing 1 for heat dissipation, so as to prevent a large amount of heat generated during the operation of the headlamp body 284 from being discharged, in rainy days, the rotating motor 52 is operated to rotate the upper rotating shaft 57 of one of the rotating assemblies 54, the upper rotating shaft 57 drives the upper rotating shafts 57 of the plurality of rotating assemblies 54 to synchronously rotate by using the chain wheel 56 and the chain 53, the upper rotating shafts 57 finally drive the rotating cylinders 55 and the lower rotating shafts 58 to synchronously rotate, the rotating cylinders 55 drive the rectangular through grooves 551 to rotate to be separated from the heat dissipation grooves 511, at the moment, external air and rainwater cannot enter the heat dissipation cover 51 through the heat dissipation grooves 511, and the rainwater is prevented from finally entering the shell 1 to cause burning of electrical components.
Specifically, a water retaining sloping plate 513 is arranged at the bottom end of the interior of the heat dissipation cover 51, a drain pipe 514 communicated with the interior of the heat dissipation cover 51 is arranged at the bottom of the heat dissipation cover 51, and a one-way valve 515 is arranged on the drain pipe 514; the water blocking sloping plate 513 blocks rainwater that may enter the heat dissipation cover 51 through a gap, the drain pipe 514 can drain the rainwater in the heat dissipation cover 51, and the check valve 515 is used for controlling the flow direction in the drain pipe 514.
Specifically, the sealing mechanism 4 includes a sealing cover 41, four fixing blocks 42, four insertion sleeves 43 and four insertion posts 44, the four fixing blocks 42 are distributed on the top end of the inside of the housing 1 in a rectangular shape, the four insertion sleeves 43 are respectively arranged on the tops of the four fixing blocks 42, the sealing cover 41 is lapped on the top of the housing 1, the four insertion posts 44 are distributed on the bottom of the sealing cover 41 in a rectangular shape, the four insertion posts 44 are inserted into the four insertion sleeves 43, and two abutting grooves 45 are symmetrically arranged on the top of the sealing cover 41; sealed lid 41 utilizes four post 44 pegs graft in four plug bushes 43, the top overlap joint of sealed lid 41 simultaneously at casing 1's top, sealed lid 41 realizes carrying on inclosed to casing 1's top, the one end of two conflict mechanisms 6 is contradicted with two conflict recesses 45 respectively, the realization is spacing to sealed lid 41, it drops to avoid sealed lid 41 to follow casing 1's top, when needs maintain casing 1's inside, only need the manual work to rotate two conflict mechanisms 6, the one end of two conflict mechanisms 6 is rotated to and is contradicted recess 45 separation with two, then the manual work is taken out sealed lid 41, it is very convenient, need not to use other instruments to dismantle sealed lid 41.
Specifically, each abutting mechanism 6 comprises a connecting shaft 61, an abutting pressing strip 62, a rotating handle 63, a supporting frame 64 and a limiting and pressing assembly 65, the connecting shaft 61 is rotatably installed at the top of the heat dissipation cover 51, the tail end of the abutting pressing strip 62 is installed on the connecting shaft 61, the head end of the abutting pressing strip 62 abuts against the abutting groove 45, the rotating handle 63 is installed at the top of the connecting shaft 61, the top of the rotating handle 63 is provided with a limiting groove 631, the supporting frame 64 is erected at the top of the heat dissipation cover 51, the limiting and pressing assembly 65 is installed at the top end of the supporting frame 64, and the bottom end of the limiting and pressing assembly 65 is inserted into the limiting groove 631; the head end through conflict layering 62 is contradicted with conflict recess 45 and is realized spacing to sealed lid 41, when sealed lid 41 need take out, only needs the spacing subassembly 65 that compresses tightly of artifical pulling, spacing bottom and the spacing groove 631 separation that compresses tightly subassembly 65, then the manual work rotates rotation handle 63, rotates handle 63 and drives connecting axle 61 conflict layering 62 and rotate, conflict layering 62 rotate to with conflict recess 45 separation, the manual work just can take out sealed lid 41 afterwards.
Specifically, the limiting pressing assembly 65 comprises a pull rod 651, a pressing block 652, a pulling handle 653 and a connecting spring 654, wherein the pull rod 651 is slidably mounted at the top end of the support frame 64, the pressing block 652 is arranged at the bottom of the pull rod 651, the pressing block 652 is inserted into the limiting groove 631, the pulling handle 653 is mounted at the top of the pull rod 651, the connecting spring 654 is sleeved outside the pull rod 651, and two ends of the connecting spring 654 are respectively connected with the support frame 64 and the pressing block 652; through the manual pulling handle 653, the pulling handle 653 drives the pull rod 651 to move upwards, the pull rod 651 drives the pressing block 652 to move upwards, the pressing block 652 moves upwards to be separated from the limiting groove 631, the connecting spring 654 is compressed and deformed between the pressing block 652 and the supporting frame 64 under the stress, after the rotation of the rotating handle 63 is completed, the pulling handle 653 is loosened manually, the connecting spring 654 releases the elastic force to rapidly eject the pressing block 652 into the limiting groove 631, and the limitation on the rotating handle 63 can be realized.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides an automotive headlamps is with executor of adjusting luminance which characterized in that: comprises a shell (1), an adjusting mechanism (2), a lampshade mounting mechanism (3), a sealing mechanism (4), two heat dissipation mechanisms (5) and two abutting mechanisms (6), a through hole (11) communicated with the inside of the shell is arranged at the center of the outer wall of the shell (1), the adjusting mechanism (2) is arranged inside the shell (1), and one end of the adjusting mechanism (2) passes through the through hole (11) and extends to the outside of the shell (1), the lampshade mounting mechanism (3) is arranged on the outer wall of the shell (1), the sealing mechanism (4) is arranged at the top end of the shell (1), the two heat dissipation mechanisms (5) are symmetrically arranged on the outer wall of the shell (1), the two interference mechanisms (6) are symmetrically arranged at the tops of the two heat dissipation mechanisms (5), and one end of each of the two abutting mechanisms (6) abuts against the top end of the sealing mechanism (4).
2. A dimming actuator for an automotive headlamp according to claim 1, characterized in that: the adjusting mechanism (2) comprises a base (21), a rotating platform (22), an arc-shaped rack (23), a rotating motor (24), a rotating gear (25), a vertical rod (26), a bearing disc (27) and a headlamp assembly (28), wherein the base (21) is arranged at the bottom end inside the shell (1), the rotating platform (22) is rotatably arranged at the top of the base (21), the arc-shaped rack (23) is arranged on the outer wall of the top end of the rotating platform (22), the rotating motor (24) is vertically arranged at the top of the base (21), the rotating gear (25) is arranged on an output shaft of the rotating motor (24), the rotating gear (25) is meshed with the arc-shaped rack (23), the vertical rod (26) is vertically arranged at the center of the top of the rotating platform (22), the bearing disc (27) is arranged at the top of the vertical rod (26), and the headlamp assembly (28) is arranged at the top of the bearing disc (27), and one end of the headlight assembly (28) extends to the outside of the housing (1) through the through hole (11).
3. A dimming actuator for an automotive headlamp according to claim 2, characterized in that: the headlamp assembly (28) comprises a bearing seat (281), an adjusting shaft (282), a lamp holder (283), a headlamp body (284), an adjusting handle (285), a sector gear (286) and a driving part (287), wherein the bearing seat (281) is arranged at the top of the bearing disc (27), the adjusting shaft (282) is rotatably arranged at the top end of the bearing seat (281), one end of the adjusting shaft (282) extends to the outside of the bearing seat (281), the lamp holder (283) is arranged on the adjusting shaft (282), the tail end of the headlamp body (284) is arranged on the lamp holder (283), the head end of the headlamp body (284) extends to the outside of the shell (1) through the through hole (11), the adjusting handle (285) is arranged at one end of the adjusting shaft (282) extending to the outside of the bearing seat (281), the sector gear (286) is arranged at the bottom of the adjusting handle (285), the driving part (287) is arranged on the outer wall of the bearing seat (281), and the driving part (287) is used for driving the adjusting handle (285) to rotate.
4. A dimming actuator for an automotive headlamp according to claim 3, characterized in that: the driving part (287) comprises a transverse plate (288), a guide rail (289), a moving block (2891), an adjusting rack (2892), an electric push rod (2893) and a push block (2894), the transverse plate (288) is horizontally arranged on the outer wall of the bearing seat (281), the guide rail (289) is horizontally arranged at the top of the transverse plate (288), the moving block (2891) is slidably arranged on the guide rail (289), the adjusting rack (2892) is horizontally arranged at the top of the moving block (2891), the adjusting rack (2892) is meshed with the sector gear (286), the push block (2894) is arranged on the outer wall of the moving block (2891), the electric push rod (2893) is horizontally arranged at the top of the transverse plate (288), and the output end of the electric push rod (2893) is connected with the push block (2894).
5. A dimming actuator for an automotive headlamp according to claim 1, characterized in that: the lampshade installation mechanism (3) comprises an L-shaped plate (31), a bidirectional screw rod sliding table (32), a lampshade body (33) and two installation components (34), the lampshade body (33) is arranged on the outer wall of the shell (1), the headlamp body (284) is covered by the lampshade body (33), two groups of clamping grooves (331) are symmetrically arranged on the outer wall of the lampshade body (33), the L-shaped plate (31) is installed on the outer wall of the bottom end of the shell (1), the bidirectional screw rod sliding table (32) is horizontally arranged at the top of the L-shaped plate (31), the two installation components (34) are respectively arranged on two moving ends of the bidirectional screw rod sliding table (32), the top ends of the two installation components (34) are respectively inserted into the two groups of clamping grooves (331), and each installation component (34) comprises an installation column (341) and an arc-shaped plate (342), the vertical setting of erection column (341) is served in the removal of two-way lead screw slip table (32), arc (342) set up the top at erection column (341), one side that arc (342) are close to lamp shade body (33) is equipped with latch (343), latch (343) are pegged graft with draw-in groove (331).
6. A dimming actuator for an automotive headlamp according to claim 1, characterized in that: each heat dissipation mechanism (5) comprises a heat dissipation cover (51), a rotating motor (52), a chain (53) and a plurality of rotating assemblies (54), the heat dissipation cover (51) is installed on the outer wall of the shell (1), the inside of the heat dissipation cover (51) is communicated with the inside of the shell (1), the rotating assemblies (54) are arranged in the heat dissipation cover (51) at equal intervals, the top ends of the rotating assemblies (54) extend to the outside of the heat dissipation cover (51), each rotating assembly (54) comprises a rotating cylinder (55), a chain wheel (56), an upper rotating shaft (57) and a lower rotating shaft (58), the upper rotating shaft (57) is rotatably installed at the top end of the inside of the heat dissipation cover (51), the top end of the upper rotating shaft (57) extends to the outside of the heat dissipation cover (51), and the lower rotating shaft (58) is rotatably installed at the bottom end of the inside of the heat dissipation cover (51), the rotating cylinder (55) is arranged in the heat dissipation cover (51), the upper end and the lower end of the rotating cylinder (55) are respectively connected with the upper rotating shaft (57) and the lower rotating shaft (58), the rotating cylinder (55) is provided with a rectangular through groove (551), the chain wheel (56) is installed at the top end of the upper rotating shaft (57), the rotating motor (52) is vertically arranged at the top of the heat dissipation cover (51), the output shaft of the rotating motor (52) is connected with the upper rotating shaft (57) in one of the rotating assemblies (54), the chain (53) is sleeved outside the chain wheel (56) in the rotating assemblies (54), the outer wall of the heat dissipation cover (51) is provided with a plurality of heat dissipation grooves (511) which are arranged at equal intervals, and the plurality of heat dissipation grooves (511) are in one-to-one correspondence with the rectangular through grooves (551) on the rotating cylinder (55) in the plurality of rotating assemblies (54), a filter screen (512) is arranged in the heat dissipation groove (511).
7. A dimming actuator for an automotive headlamp according to claim 6, wherein: the inside bottom of heat dissipation cover (51) is equipped with water retaining swash plate (513), the bottom of heat dissipation cover (51) is equipped with drain pipe (514) rather than inside being linked together, be equipped with check valve (515) on drain pipe (514).
8. A dimming actuator for an automotive headlamp according to claim 1, characterized in that: sealing mechanism (4) are including sealed lid (41), four fixed blocks (42), four plug bushes (43) and four insert post (44), four fixed block (42) are the inside top of rectangle distribution at casing (1), four plug bush (43) set up respectively at the top of four fixed blocks (42), sealed lid (41) overlap joint is at the top of casing (1), four plug post (44) are the bottom of rectangle distribution at sealed lid (41) to four plug post (44) are pegged graft with four plug bushes (43), the top symmetry of sealed lid (41) is provided with two conflict recesses (45).
9. A dimming actuator for an automotive headlamp according to claim 8, wherein: every conflict mechanism (6) all include connecting axle (61), conflict layering (62), rotation handle (63), support frame (64) and spacing compressing tightly subassembly (65), connecting axle (61) are rotated and are installed at the top of heat dissipation cover (51), the tail end of conflict layering (62) is installed on connecting axle (61), the head end and the conflict recess (45) of conflict layering (62) are contradicted, rotate the top at connecting axle (61) in handle (63), the top of rotating handle (63) is equipped with spacing groove (631), the top at heat dissipation cover (51) is erect in support frame (64), the top at support frame (64) is installed in spacing compressing tightly subassembly (65) to the bottom and the spacing groove (631) of spacing compressing tightly subassembly (65) are pegged graft.
10. A dimming actuator for an automotive headlamp according to claim 9, characterized in that: the limiting pressing assembly (65) comprises a pull rod (651), a pressing block (652), a pulling handle (653) and a connecting spring (654), the pull rod (651) is slidably mounted at the top end of the support frame (64), the pressing block (652) is arranged at the bottom of the pull rod (651), the pressing block (652) is inserted into the limiting groove (631), the pulling handle (653) is mounted at the top of the pull rod (651), the connecting spring (654) is sleeved outside the pull rod (651), and two ends of the connecting spring (654) are respectively connected with the support frame (64) and the pressing block (652).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111667996.8A CN114274866B (en) | 2021-12-31 | 2021-12-31 | Dimming actuator for automobile headlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111667996.8A CN114274866B (en) | 2021-12-31 | 2021-12-31 | Dimming actuator for automobile headlamp |
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| Publication Number | Publication Date |
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| CN114274866A true CN114274866A (en) | 2022-04-05 |
| CN114274866B CN114274866B (en) | 2023-08-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111667996.8A Active CN114274866B (en) | 2021-12-31 | 2021-12-31 | Dimming actuator for automobile headlamp |
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| Country | Link |
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| CN (1) | CN114274866B (en) |
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| CN213799430U (en) * | 2020-12-16 | 2021-07-27 | 丹阳市晶鑫电子有限公司 | Dimming actuator with moisture-proof performance |
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